Finding the Fourth Proportional to 115,267.78, 159,082.41 and 67,561.48

Step by Step Solution

1. Step 1: Write the proportion equation
   115,267.78 : 159,082.41 = 67,561.48 : x
2. Step 2: Convert to fraction form
   115,267.78/159,082.41 = 67,561.48/x
3. Step 3: Cross multiply
   115,267.78x = 159,082.41 × 67,561.48
4. Step 4: Simplify right side
   115,267.78x = 10,747,843,061.57
5. Step 5: Solve for x
   x = 10,747,843,061.57/115,267.78
6. Step 6: Final answer
   x = 93,242.39